5121945

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2647}}^1$

素因数の和:2701

約数の個数: 24

約数和(自身を含む): 9087936

約数和(自身を除く): 3965991

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 2647, 7941, 13235, 23823, 39705, 113821, 119115, 341463, 569105, 1024389, 1707315, 5121945]

約数ペア:

[(1, 5121945), (3, 1707315), (5, 1024389), (9, 569105), (15, 341463), (43, 119115), (45, 113821), (129, 39705), (215, 23823), (387, 13235), (645, 7941), (1935, 2647)]